Table 4.

Numerical value of $\frac{1}{{(1-\varphi )}^{2.5}}f{}^{\prime \prime }(0)$.

$\mathit{\varphi }$	${\mathit{k}}_1$	${\mathit{V}}_0$	${\mathit{R}}_{\mathit{b}}$	$\mathit{M}$	$\frac{1}{{(1-\mathit{\varphi })}^{2.5}}{\mathit{f}}^{\prime \prime }(0)$
					SWCNTs	MWCNTs
0.1	0.5	1.0	0.1	1.0	1.11420	0.57810
0.2					1.23160	1.00280
0.3					1.47580	1.11930
	0.2				1.29720	1.26970
	0.3				1.22650	1.16470
	0.4				1.16610	1.07700
		0.5			1.04840	0.87042
		0.6			1.07060	0.89693
		0.7			1.09350	0.92345
			0.2		1.10830	0.94259
			0.3		1.05020	0.88198
			0.4		0.99171	0.82097
				0.5	1.46240	1.25400
				0.6	1.38720	1.19320
				0.7	1.32120	1.13840